直接測數(shu)法是(shi)憑借照布(bu)(bu)鏡(jing)(jing)或織物密(mi)度(du)分(fen)(fen)析鏡(jing)(jing)來(lai)完成(cheng)。織物密(mi)度(du)分(fen)(fen)析鏡(jing)(jing)的刻度(du)尺長度(du)為5cm,在分(fen)(fen)析鏡(jing)(jing)頭(tou)下面(mian)(mian),YH2277印花帆(fan)布(bu)(bu) 滌(di)(di)棉印花帆(fan)布(bu)(bu),就是(shi)含(han)有滌(di)(di)綸(lun)和(he)棉兩種成(cheng)分(fen)(fen),至于其具體(ti)的成(cheng)分(fen)(fen)比例是(shi)沒有規(gui)定的,只要其構成(cheng)符(fu)合條件就可以以其命名的;滌(di)(di)棉帆(fan)布(bu)(bu)是(shi)在全棉帆(fan)布(bu)(bu)的基礎上發展起來(lai)的,添(tian)加進滌(di)(di)的成(cheng)分(fen)(fen),所以面(mian)(mian)料...